Area Under The Curves

If the area of the region \(\left\{ {(x,y):{x^{{2 \over 3}}} + {y^{{2 \over 3}}} \le 1,\,x + y \ge 0,\,y \ge 0} \right\}\) is A, then \({{256A} \over \pi }\) is equal to __________.